Inventories (Tables)

12 Months Ended

Dec. 31, 2018

Inventory Disclosure [Abstract]

Components of inventories

The components of inventories are as follows (in millions):

	As of December 31,
	2018			2017
Finished goods	$	330.5		$	331.9
Work in process	10.0			5.5
Raw materials and parts	229.1			199.2
Total	569.6			536.6
Excess of current cost over last-in, first-out cost	(59.8		)	(52.4		)
Total inventories, net	$	509.8		$	484.2